const print = console.log;

// null 和 undefined异常
// Object.getPrototypeOf(null);
// Object.getPrototypeOf(undefined);

// Uncaught TypeError: Cannot convert undefined or null to object

// print(Object.getPrototypeOf(10n));
// print(Object.getPrototypeOf(Symbol.for("a")));
print(Object.getPrototypeOf({}));
